Bracket support for a workman&#39;s plank



FIG. 1 is a front elevational view of a bracket support for a workman's plank, showing my new design,

FIG. 2 is a side elevational view of the bracket,

FIG. 3 is a top plan view thereof, and

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a bracket support for a workman's plank, substantially as shown and described. 